1 ; RUN: llc -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -amdgpu-sroa=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=VI %s
2 ; RUN: llc -march=amdgcn -mcpu=hawaii -amdgpu-sroa=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=CI %s
3 ; RUN: llc -march=amdgcn -mcpu=gfx900 -mattr=-flat-for-global -amdgpu-sroa=0 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GCN -check-prefix=GFX9 -check-prefix=VI %s
5 ; Test calls when called by other callable functions rather than
8 declare void @external_void_func_i32(i32) #0
10 ; GCN-LABEL: {{^}}test_func_call_external_void_func_i32_imm:
12 ; GCN: s_mov_b32 s5, s32
13 ; Spill CSR VGPR used for SGPR spilling
14 ; GCN: buffer_store_dword v32, off, s[0:3], s5 offset:4
15 ; GCN-DAG: s_add_u32 s32, s32, 0x400
16 ; GCN-DAG: v_writelane_b32 v32, s33, 0
17 ; GCN-DAG: v_writelane_b32 v32, s34, 1
18 ; GCN-DAG: v_writelane_b32 v32, s35, 2
22 ; GCN: v_readlane_b32 s35, v32, 2
23 ; GCN: v_readlane_b32 s34, v32, 1
24 ; GCN: v_readlane_b32 s33, v32, 0
25 ; GCN: buffer_load_dword v32, off, s[0:3], s5 offset:4
26 ; GCN: s_sub_u32 s32, s32, 0x400
28 define void @test_func_call_external_void_func_i32_imm() #0 {
29 call void @external_void_func_i32(i32 42)
33 ; GCN-LABEL: {{^}}test_func_call_external_void_func_i32_imm_stack_use:
35 ; GCN: s_mov_b32 s5, s32
36 ; GCN-DAG: s_add_u32 s32, s32, 0x1400{{$}}
37 ; GCN-DAG: buffer_store_dword v{{[0-9]+}}, off, s[0:3], s5 offset
39 ; GCN: s_sub_u32 s32, s32, 0x1400{{$}}
41 define void @test_func_call_external_void_func_i32_imm_stack_use() #0 {
42 %alloca = alloca [16 x i32], align 4, addrspace(5)
43 %gep0 = getelementptr inbounds [16 x i32], [16 x i32] addrspace(5)* %alloca, i32 0, i32 0
44 %gep15 = getelementptr inbounds [16 x i32], [16 x i32] addrspace(5)* %alloca, i32 0, i32 16
45 store volatile i32 0, i32 addrspace(5)* %gep0
46 store volatile i32 0, i32 addrspace(5)* %gep15
47 call void @external_void_func_i32(i32 42)
51 attributes #0 = { nounwind }
52 attributes #1 = { nounwind readnone }
53 attributes #2 = { nounwind noinline }